#B57737
Closest named color: Leather (#AC7434). oklch(62.2% 0.111 63.9), rgb(181, 119, 55).
Aa
Black text reads best on this color (5.65:1).
About this color
#B57737 is a medium-light, moderately saturated orange. In OKLCH its lightness is 62%, its chroma 0.111 and its hue 64°. Its hue sits on the warm side of the wheel. The nearest named color is Leather (#AC7434), ΔE 0.019 away. Black text reads best on it, at 5.65:1.
| Hue family | Oranges |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Leather (#AC7434) |
| Black text | 5.65:1 |
| White text | 3.71:1 |
Values
| HEX | #B57737 |
| RGB | rgb(181, 119, 55) |
| HSL | hsl(30, 53%, 46%) |
| OKLCH | oklch(62.2% 0.111 63.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #B57737 | 3.71:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #B57737 | 5.65:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #B57737 text on white | 3.71:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #B57737 text on black | 5.65:1 | AA | Lc -37.2 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F9F4F0
oklch(97% 0.008 61.5)
-
Step 100
100
#F2E8DF
oklch(93.6% 0.016 64.7)
-
Step 200
200
#E8D5C5
oklch(88.4% 0.03 62.5)
-
Step 300
300
#DABA9D
oklch(80.9% 0.054 64.1)
-
Step 400
400
#C79566
oklch(70.7% 0.087 63.9)
-
Step 500
500 (this color)
#B57737
oklch(62.2% 0.111 63.9)
-
Step 600
600
#A3610F
oklch(55.5% 0.121 63.8)
-
Step 700
700
#8B5000
oklch(49% 0.111 63.7)
-
Step 800
800
#724207
oklch(42.8% 0.093 63.5)
-
Step 900
900
#5C3812
oklch(37.7% 0.072 63.4)
-
Step 950
950
#36210C
oklch(27% 0.046 63.5)
#B57737 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #8B7C30 | 0.073 |
| Deuteranopia (no green cones) | #998A38 | 0.066 |
| Tritanopia (no blue cones) | #C56969 | 0.084 |
| Achromatopsia (no color) | #858585 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57737
#B57737
oklch(62.2% 0.111 63.9)
- #448DC5
#448DC5
oklch(62.1% 0.112 244.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B57737, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leather #AC7434 ΔE 0.019
- Clay Brown #B2713D ΔE 0.019
- Tan Brown #AB7E4C ΔE 0.026
- Tiger's Eye #BC6C25 ΔE 0.027
- Light Brown #AD8150 ΔE 0.030
- Caramel #AF6F09 ΔE 0.032
- Golden Brown #B27A01 ΔE 0.033
- Coffee #A6814C ΔE 0.034
Use #B57737 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.